Print +REQUIRED_BY as tree?

[Helmut Schneider]

Lev Serebryakov wrote:

>   Is here console tool, which shows dependency tree of installed ports
> from "required" port to "users"? pkg_tree performs opposite task.
> 
>   +REQUIRED_BY is flat list, unfortunately.
> 
>   I need to investigate exact path why this port is installed on my
>  system :)

Neither I'm a perl expert nor it is final but hth anyway.

http://www.charlieroot.de/bsd/pkg_depends.pl